제출 #86773

실행 실패 (제출 코드 컴파일 에러)

Main.c: In function ‘main’:
Main.c:57:13: error: ‘MN’ undeclared (first use in this function); did you mean ‘M’?
   57 |         if (MN[i]==MN[i-1]&&i>0) {
      |             ^~
      |             M
Main.c:57:13: note: each undeclared identifier is reported only once for each function it appears in
Main.c: In function ‘sort’:
Main.c:19:1: warning: control reaches end of non-void function [-Wreturn-type]
   19 | }
      | ^
Main.c: In function ‘main’:
Main.c:24:5: warning: ignoring return value of ‘scanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   24 |     scanf("%d %d",&N,&M);
      |     ^~~~~~~~~~~~~~~~~~~~
Main.c:26:9: warning: ignoring return value of ‘scanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   26 |         scanf(" %lld",&Nnum[i]);
      |         ^~~~~~~~~~~~~~~~~~~~~~~
Main.c:29:9: warning: ignoring return value of ‘scanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   29 |         scanf(" %lld",&Mnum[i]);
      |         ^~~~~~~~~~~~~~~~~~~~~~~